<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">

<head th:insert="app :: appheader"></head>

<body>
<div class="page">
    <!--引用公共的页面头部-->
    <div class="page-header" th:include="app :: pageheader"></div>
    <div class="page-content" >
        后台管理
    </div>
</div>

</body>

</html>